Delta Air Lines
flight
DL 1820:
Guanacaste - Atlanta
Guanacaste - Atlanta
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL1820
Effective 2026-06-13 through 2026-07-04
Mon
-
-
Tue
-
-
Wed
-
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Thu
-
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Fri
-
-
Sat
Sun
-
-
Duration: 4:08, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-07-11 through 2026-08-08
Mon
-
-
Tue
-
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Wed
-
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Thu
-
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Fri
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-
Sat
Sun
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-
Duration: 4:02, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:02, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-04-13 through 2026-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:04, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-05-07 through 2026-06-05
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 4:04, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-05-09 through 2026-06-06
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 4:04, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-06-07 through 2026-07-06
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 4:06, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-07-07 through 2026-08-09
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 4:00, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-08-10 through 2026-09-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:07, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL1820
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:50, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL1820
Valid until 2026-01-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:01, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-01-19 through 2026-01-26
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:58, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-01-20 through 2026-01-25
Mon
-
-
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:55, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-01-27 through 2026-02-03
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Duration: 3:58, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Operates only on 2026-01-28
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:55, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-02-04 through 2026-02-13
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 3:58, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Operates only on 2026-02-07
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 3:55, non-stop
Boeing 757 (757)
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL1820
Effective 2026-02-14 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:58, non-stop
Boeing 757 (757)
Boeing 757 (757)
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Parallax here LIR-ATL
- DL 1820 is an international flight departing from Guanacaste airport, Costa Rica (LIR) and arriving at Atlanta airport, United States (ATL).
- The flight distance is 1593 miles, or 2563 km.
- The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
- For direct flights, the flight time varies between 3:50 and 4:08.